TN 2 Loop: Appeared in 1956 as the designation for TN 2 SB heading toward central Chattanooga. It was from the Dodds Interchange via McCallie/Central/9th/Georgia which was the TN 2 routing prior.
By 1983, TN 2 Loop was considered part of mainline TN 2. Today it is no longer in the state highway system.
TN 2 Loop in Chattanooga
1968 Hamilton County
TN 2 Loop goes back to being TN 2
1983 Hamilton County